Robot controller



FIG. 1 is a front elevation view of a first embodiment of a robot controller;

FIG. 2 is a back elevation view of the first embodiment of the robot controller;

FIG. 3 is a left side view of the first embodiment of the robot controller;

FIG. 4 is a right side view of the first embodiment of the robot controller;

FIG. 5 is a top plan view of the first embodiment of the robot controller;

FIG. 6 is a bottom plan view of the first embodiment of the robot controller;

FIG. 7 is a perspective view of the first embodiment of the robot controller;

FIG. 8 is another perspective view of the first embodiment of the robot controller;

FIG. 9 is a front elevation view of a second embodiment of a robot controller;

FIG. 10 is a back elevation view of the second embodiment of the robot controller;

FIG. 11 is a left side view of the second embodiment of the robot controller;

FIG. 12 is a right side view of the second embodiment of the robot controller;

FIG. 13 is a top plan view of the second embodiment of the robot controller;

FIG. 14 is a bottom plan view of the second embodiment of the robot controller;

FIG. 15 is a perspective view of the second embodiment of the robot controller; and,

FIG. 16 is another perspective view of the second embodiment of the robot controller.

The even spaced broken lines in the drawings depict portions of the robot controller that form no part of the claimed design. The dash-dot-dash broken lines define the boundaries of the claimed design and form no part thereof. 

CLAIM The ornamental design for a robot controller, as shown and described. 